Want to get hired at Derex Technologies Inc?

Data Warehouse BI Tester

Derex Technologies Inc

Boston, Massachusetts, United StatesOn Site

Original Job Summary

Company Description

Derex Technologies Inc specializes in IT consulting, staffing solutions, and software services. Globally headquartered in Harrison, New Jersey since 1996, Derex delivers high quality technology professionals and customized IT talent solutions to improve productivity and drive results for clients across North America.

Job Description

Position: Data Warehouse BI Tester (11411-1)

Location: Boston, MA (Onsite)

Duration: 12 months

  • 7+ years of experience in Data Warehouse BI Testing
  • Expertise in ETL testing with Oracle, Informatica, Snowflake
  • Skilled in DBT tools, advanced SQL queries, and macros creation
  • Proficient in reports testing using TIBCO and Power BI
  • Experience in matrix organizations with multi-vendor environments
  • Strong CSV skills and pharma experience with GxP and non-GxP projects
  • Excellent communication skills and ability to manage offshore teams

Key skills/competency

Data Warehouse, BI Testing, ETL, Oracle, Informatica, Snowflake, DBT, SQL, TIBCO, Power BI

How to Get Hired at Derex Technologies Inc

🎯 Tips for Getting Hired

  • Research Derex Technologies Inc's culture: Study mission, projects and client testimonials.
  • Customize your resume: Highlight BI testing and ETL expertise.
  • Prepare for technical questions: Focus on SQL, Oracle, and DBT tools.
  • Practice interview scenarios: Share experiences in multi-vendor environments.

📝 Interview Preparation Advice

Technical Preparation

Review SQL and advanced querying.
Practice ETL testing on Oracle/Informatica.
Study DBT tool functionalities and macros.
Test report generation with TIBCO/Power BI.

Behavioral Questions

Describe managing offshore team challenges.
Explain handling multi-vendor project conflicts.
Share a time you communicated complex data.
Discuss adapting during project setbacks.